character: Dr. Adams
topic: Understanding Frequency in Different Mediums
grade: 11
subject: Physics
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character: Ms. Johnson
topic: Wave Propagation and Speed in Various Materials
grade: 11
subject: Physics
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character: Mr. Lee
topic: The Effect of Medium on Sound Waves
grade: 11
subject: Physics
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character: Mrs. Taylor
topic: Electromagnetic Waves: A Study of Frequency
grade: 11
subject: Physics
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